Online co-op Alternate History games

Every online co-op Alternate History game on Steam we know of, newest first. Add tags or a price band to narrow it down.

Showing 61–70 of 78 games matching Alternate History · updated 12 Oct 2026

Filters: Alternate History × Clear all
Free
Released
Price
Free
Players
👥 Not stated
Reviews
57% of 126

Siege and Summon is an online turn-based competitive card game set in the Three Kingdoms era. Players can use soldier cards and skill cards to build a deck of cards to challenge powerful players in the world of the tk. NPCs can also fight against other players and form teams to challenge dungeons.

If you loved these, you'll love this

$$
Released
Price
$$ · Standard
Players
👥 1–4 players
Reviews
95% of 249

Knights Within is a hack&slash horde shooter with roguelite elements. Design custom loadouts, navigate procedurally generated levels and utilize random power-ups. Either solo or with friends, can you survive endless waves of enemies to ensure humanity's survival?

If you loved these, you'll love this

Free
Released
Price
Free
Players
👥 6–20 players
Reviews
92% of 14

Role-playing board game. Your fate is in your own hands. Join together with others who want to test their abilities in a challenging situation and use the right arguments to convince others of your worth.

If you loved these, you'll love this

$
Released
Price
$ · Cheap
Players
👥 Not stated
Reviews
94% of 35

The arcade grand strategy game. In Konkwest you and your friends can play through a world conquest campaign in an evening. Many historical starting scenarios bring you into the game world and let you lead your empire to glory. The single-resource economy makes the game accessible to all.

$
Released
Price
$ · Cheap
Players
👥 Not stated
Reviews
50% of 8

Rage of Mechs is a multiplayer turn-based strategy game set in a post-apocalyptic world. Customize your Mechs and fight in tactical arena battles against other players. Every move matters. Outsmart, outmaneuver, and dominate the arena.

If you loved these, you'll love this

$$
Released
Price
$$ · Standard
Players
👥 Not stated

As a player you'll step into the shoes of either a foreign subversive agent or an Albanian patriot, each with their own mission objectives. Will you infiltrate a key facility, engage in high-stakes firefights, or coordinate with fellow players to spark a rebellion against the oppressive regime?

If you loved these, you'll love this

$
Released
Price
$ · Cheap
Players
👥 Up to 4 players
Reviews
0% of 1

Slime Wars is a cooperative multiplayer game that combines elements of the Top Down Shooter and Party-Games genre. The game recreates an arena capable of supporting up to 4 players simultaneously, in which players must face enemies in frenetic combat.

If you loved these, you'll love this

$$
Released
Price
$$ · Standard
Players
👥 1–5 players
Reviews
85% of 48

Crossing Frontier is a side-scroll action game with brawling elements, , featuring multiplayer PVP content and the thrilling combat! Bring your A-Game and join the fight!

If you loved these, you'll love this

Free
Released
Price
Free
Players
👥 Not stated
Reviews
62% of 16

《大话战国Online》是一款Q版仿3D即时战斗类MMORPG,取材于中国“战国七雄”历史时期,温馨可爱的东方武侠画风,超萌宠物、骑宠设计,充满温馨的门派、部落,仿3D即时战斗、队伍群P、部落战争、国战争霸……文化部推荐第三批适合未成年人网游产品之一。

If you loved these, you'll love this